Single light switch



FIG. 1 is a perspective view of the single light switch;

FIG. 2 is a front view of the single light switch;

FIG. 3 is a side view of the single light switch; and,

FIG. 4 is a top view of the single light switch.

The broken lines are shown for illustrative purposes only and form nopart of the claimed design.

We claim the ornamental design for the single light switch, as shown anddescribed.